 |
| |||
| biological warfare/chemical warfare | |||
| биологические и химические средства поражения: 5 phrases in 3 subjects |
| Military | 3 |
| Security systems | 1 |
| United Nations | 1 |
|
| |||
| biological warfare/chemical warfare | |||
| биологические и химические средства поражения: 5 phrases in 3 subjects |
| Military | 3 |
| Security systems | 1 |
| United Nations | 1 |